The Answer

src/connection.cpp

@@ -478,7 +478,7 @@ void ConnectionLoader::refreshHushdState(Connection* connection, std::function<v
 
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "getinfo"}
     };
     connection->doRPC(payload,

src/rpc.cpp

@@ -149,7 +149,7 @@ void RPC::getZAddresses(const std::function<void(QJsonValue)>& cb) {
 void RPC::getTransparentUnspent(const std::function<void(QJsonValue)>& cb) {
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "listunspent"},
         {"params", QJsonArray {0}}             // Get UTXOs with 0 confirmations as well.
     };
@@ -160,7 +160,7 @@ void RPC::getTransparentUnspent(const std::function<void(QJsonValue)>& cb) {
 void RPC::getZUnspent(const std::function<void(QJsonValue)>& cb) {
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "z_listunspent"},
         {"params", QJsonArray {0}}             // Get UTXOs with 0 confirmations as well.
     };
@@ -171,7 +171,7 @@ void RPC::getZUnspent(const std::function<void(QJsonValue)>& cb) {
 void RPC::newZaddr(const std::function<void(QJsonValue)>& cb) {
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "z_getnewaddress"},
         {"params", QJsonArray { "sapling" }},
     };
@@ -203,7 +203,7 @@ void RPC::getTPrivKey(QString addr, const std::function<void(QJsonValue)>& cb) {
 void RPC::importZPrivKey(QString privkey, bool rescan, const std::function<void(QJsonValue)>& cb) {
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "z_importkey"},
         {"params", QJsonArray { privkey, (rescan ? "yes" : "no") }},
     };
@@ -221,7 +221,7 @@ void RPC::importTPrivKey(QString privkey, bool rescan, const std::function<void(
         qDebug() << "Detected old-style HUSH WIF";
         payload = {
             {"jsonrpc", "1.0"},
-            {"id", "someid"},
+            {"id", "42"},
             {"method", "importprivkey"},
             {"params", QJsonArray { privkey, "", "false", "0", "128" }},
         };
@@ -229,7 +229,7 @@ void RPC::importTPrivKey(QString privkey, bool rescan, const std::function<void(
         qDebug() << "Detected new-style HUSH WIF";
         payload = {
             {"jsonrpc", "1.0"},
-            {"id", "someid"},
+            {"id", "42"},
             {"method", "importprivkey"},
             {"params", QJsonArray { privkey, (rescan? "yes" : "no") }},
         };
@@ -248,7 +248,7 @@ void RPC::validateAddress(QString address, const std::function<void(QJsonValue)>
 void RPC::getBalance(const std::function<void(QJsonValue)>& cb) {
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "z_gettotalbalance"},
         {"params", QJsonArray {0}}             // Get Unconfirmed balance as well.
     };
@@ -311,7 +311,7 @@ void RPC::sendZTransaction(QJsonValue params, const std::function<void(QJsonValu
     const std::function<void(QString)>& err) {
     QJsonObject payload = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "z_sendmany"},
         {"params", params}
     };
@@ -372,7 +372,7 @@ void RPC::getAllPrivKeys(const std::function<void(QList<QPair<QString, QString>>
                 [=] (auto addr) {
                     QJsonObject payload = {
                         {"jsonrpc", "1.0"},
-                        {"id", "someid"},
+                        {"id", "42"},
                         {"method", privKeyDumpMethodName},
                         {"params", QJsonArray { addr }},
                     };
@@ -397,14 +397,14 @@ void RPC::getAllPrivKeys(const std::function<void(QList<QPair<QString, QString>>
     // First get all the t and z addresses.
     QJsonObject payloadT = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "getaddressesbyaccount"},
         {"params", QJsonArray {""} }
     };
 
     QJsonObject payloadZ = {
         {"jsonrpc", "1.0"},
-        {"id", "someid"},
+        {"id", "42"},
         {"method", "z_listaddresses"}
     };